17 Revision History

Table 17-1. Microchip Data Sheet Revision History
Doc. Rev.	Date	Comments
DS40002660A	10/2025	Initial version - converted to Microchip format from Atmel 8664I version of the data sheet Removed 8-Lead TSSOP and PDIP package information throughout document Mini-Map MLP package renamed to UDFN terminology through out document 1 Pin Configuration and Package Information: Added TWI Smart Card Module pin configuration and pin diagram 15 Package Marking Information: Updated package marking information 16.1 8-Lead SOIC: Added SOIC package drawing 16.2 8-Pad UDFN: Added UDFN package drawing 8.10.3 Send Checksum: Moved errata previously in section 17 to a note in this section Added Microchip back matter

Table 17-2. Atmel Data Sheet Revision History
Doc. Rev.	Date	Comments
8664I	07/2015	Added the AT88SCxxxxCA-TH-T tape and reel options
8664H	03/2015	Added JEDEC SOIC tape and reel package options
8664G	11/2014	Updated package marking information
8664F	02/2014	Added package marking information and updated Microchip logos and disclaimer page
8664E	12/2011	Updated template and added ordering information
8664D	06/2011	Table 8-1 Microchip CryptoMemory Synchronous Command Set, corrected value in “Verify Password, ADDR 1, from $0X to $1X
8664C	01/2010	Converted to MS Word
8664B	08/2009	Updated document
8664A	05/2009	Initial document release